Investigation into upper stage pressure loss during latest Delta IV flight
- Mon 08 Oct 2012 10:58:PM
United Launch Alliance said it observed an unexpected data signature with the upper stage engine throughout a portion of the flight that launched GPS IIF-3 on 5 September. The Delta IV's robust system design, flight software, vehicle margins and propellant reserves enabled the successful outcome for this mission, ULA said.
Source: Investigation into upper stage pressure loss during latest Delta IV flight
Source: Investigation into upper stage pressure loss during latest Delta IV flight